Lol, communication cable. Get with the times, old man. That's soooooo last decade.

Pretty positive Popuko's holding gundam deathscythe's deathscythe.

i think the translation for "ゼロサム" should actually be "Zero Suit Samus", japanese people usually use that abbreviation to refer at her, and more in the context of them playing Smash for 3DS in this case